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SECURITY SCORE
Certificate Information
Subject
CN=NTZLIN2
Issuer
CN=NTZLIN2
Valid From
March 09, 2018
Valid Until
March 06, 2028
835 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B8:05:CA:83:97:79:A8:D4:B1:AC:8C:2D:18:32:04:5E:8D:D7:1C:79:46:B4:46:F5:1D:F3:73:42:C4:EB:9A:CA
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports